Vulnerability CVE-2017-18272

Vulnerability Name:

CVE-2017-18272 (CCN-143606)

Assigned:

2017-12-22

Published:

2017-12-22

Updated:

2018-06-15

Summary:

In ImageMagick 7.0.7-16 Q16 x86_64 2017-12-25, there is a use-after-free in ReadOneMNGImage in coders/png.c, which allows attackers to cause a denial of service via a crafted MNG image file that is mishandled in an MngInfoDiscardObject call.

CVSS v3 Severity:

6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

3.3 Low (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
2.9 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Low

CVSS v2 Severity:

4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

1.7 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:P)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

Vulnerability Type:

CWE-416

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2017-18272

Source: XF
Type: UNKNOWN
imagemagick-cve201718272-dos(143606)

Source: CCN
Type: ImageMagick GIT Repository
heap-use-after-free in MngInfoDiscardObject #918

Source: CONFIRM
Type: Exploit, Patch, Third Party Advisory
https://github.com/ImageMagick/ImageMagick/issues/918

Vulnerable Configuration:

Configuration 1:

cpe:/a:imagemagick:imagemagick:*:*:*:*:*:*:*:* (Version >= 7.0.7-16 and < 7.0.7-21)

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.artful:def:201718272000	V	CVE-2017-18272 on Ubuntu 17.10 (artful) - low.	2018-05-18
oval:com.ubuntu.bionic:def:2017182720000000	V	CVE-2017-18272 on Ubuntu 18.04 LTS (bionic) - low.	2018-05-18
oval:com.ubuntu.bionic:def:201718272000	V	CVE-2017-18272 on Ubuntu 18.04 LTS (bionic) - low.	2018-05-18
oval:com.ubuntu.xenial:def:2017182720000000	V	CVE-2017-18272 on Ubuntu 16.04 LTS (xenial) - low.	2018-05-18
oval:com.ubuntu.trusty:def:201718272000	V	CVE-2017-18272 on Ubuntu 14.04 LTS (trusty) - low.	2018-05-18
oval:com.ubuntu.xenial:def:201718272000	V	CVE-2017-18272 on Ubuntu 16.04 LTS (xenial) - low.	2018-05-18

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